FreeRTOS - Memory Management
Which FreeRTOS API helps monitor the minimum amount of heap memory ever available since system start?
Which FreeRTOS API helps monitor the minimum amount of heap memory ever available since system start?
easy📝 Conceptual Q2 of 15
Step-by-Step Solution
Solution:
Step 1: Identify the function for minimum heap monitoring
xPortGetMinimumEverFreeHeapSize()returns the smallest amount of free heap memory ever recorded.Step 2: Exclude other functions
xPortGetFreeHeapSize()returns current free heap,uxTaskGetStackHighWaterMark()relates to stack, andvTaskGetRunTimeStats()is for CPU usage.Final Answer:
xPortGetMinimumEverFreeHeapSize() -> Option BQuick Check:
Minimum heap ever free = xPortGetMinimumEverFreeHeapSize() [OK]
Quick Trick: Minimum heap ever free uses xPortGetMinimumEverFreeHeapSize() [OK]
Common Mistakes:
- Using current free heap function instead
- Confusing stack monitoring with heap monitoring
- Choosing unrelated runtime stats function
Master "Memory Management" in FreeRTOS
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